docs: Update AMD launch secure description

Update document with changes in qemu capability caching and the added
secure guest support checking for AMD SEV in virt-host-validate.

Signed-off-by: Boris Fiuczynski <fiuczy@linux.ibm.com>
Reviewed-by: Erik Skultety <eskultet@redhat.com>
This commit is contained in:
Boris Fiuczynski 2020-06-15 10:28:11 +02:00 committed by Erik Skultety
parent 4b561d49ad
commit 2c3ffa3728

View File

@ -30,8 +30,11 @@ Enabling SEV on the host
========================
Before VMs can make use of the SEV feature you need to make sure your
AMD CPU does support SEV. You can check whether SEV is among the CPU
flags with:
AMD CPU does support SEV. You can run ``libvirt-host-validate``
(libvirt >= 6.5.0) to check if your host supports secure guests or you
can follow the manual checks below.
You can manually check whether SEV is among the CPU flags with:
::
@ -109,7 +112,7 @@ following:
</features>
</domainCapabilities>
Note that if libvirt was already installed and libvirtd running before
Note that if libvirt (<6.5.0) was already installed and libvirtd running before
enabling SEV in the kernel followed by the host reboot you need to force
libvirtd to re-probe both the host and QEMU capabilities. First stop
libvirtd: